Vittoria Air Liner Protect Tubeless Insert E Bike 27.5 x 2.4 2.6" CheckoutSpec= Lite Blue 25 TPI 60 Tire Bead 25 TPI 60 Tire Bead Folding Tire Diameter 29" Tire Intended Use Mountain Tire Type Tubeless Ready Clincher Gender Age Adult Rotational Protection Yes Minimum Head Circumference 52 Color Polar White Size Medium Visor Included Yes Multi Impact No Weight 350 Helmet Certifications Complies with the U Unlike its predecessor Air Liner Protect come as a complete loop eliminating the need for tedious cutting and zipping The design provides a robust barrier between the rim and the tire offering unprecedented protection against punctures sidewall slashes and pinch flats